GB/T 29651-2013
Manganese ores and concentrates - Determination of total iron content - Flame atomic absorption spectrometric method
DZ/T 0424.1-2022
GB/T 11064.16-2023
Methods for chemical analysis of lithium carbonate, lithium hydroxide monohydrate and lithium chloride—Part 16: Determination of calcium, magnesium, copper, lead, zinc, nickel, manenases, cadmium, aluminum, iron and sulfate contents—Inductively coupled plasma atomic emission spectrometry
YS/T 1593.2-2023
DIN 52240-7
Testing of raw materials for the production of glass; chemical analysis of limestone with a minimum content of 95% calcium carbonate; determination of manganese content calculated as MnO
DIN 52241-7
Analysis of raw materials used in glass production; chemical analysis of dolomite containing not less than 95 % of calcium magnesium carbonate; determination of manganese content calculated as MnO